2. n. [Well Completions]. A downhole tool that is used to impart a heavy blow or impact load to a downhole tool assembly. Commonly used in fishing operations to free stuck objects, jars are available in a range of sizes and capacities to deliver upward or downward impact loads.
Hypnosis is a mental state (state theory) or set of attitudes (nonstate theory) usually induced by a procedure known as a hypnotic induction, which is commonly composed of a series of preliminary instructions and suggestions. hypnotic procedure is used to encourage and evaluate responses to suggestions. When using hypnosis, one person (the subject) is guided by another (the hypnotist) to respond to suggestions for changes in subjective experience, alterations in perception, sensation, emotion, thought or behavior.
What is hypnosis used for? In the mental health area, it is used for phobias, anxiety, sexual problems, alcoholism, smoking control, speech disorders, weight control, chronic pain, age regression therapy, self-esteem/ego strengthening, memory/concentration improvement and forensic work.